The Prevalence, Disease Burden and Prognosis of COPD in Patients With Cardiovascular Diseases -A Multi-center, Prospective, Interventional Study (PRECEDE)
This is a multi-center, prospective, and interventional study conducted in 3 types of cardiovascular diseases (CVD) subjects , including 3 cohorts which are patients with newly or previously diagnosed coronary heart disease ( CHD), atrial fibrillation ( AF) and chronic heart failure (CHF).
• Give signed written informed consent to participate.
• At least 40 years of age at baseline visit.
• Previous or newly diagnosed by at least one of the 3 types of CVD which are,
‣ Coronary heart disease ( CHD )
⁃ Atrial fibrillation (AF )
⁃ Chronic heart failure ( CHF )
• Subjects have no absolute contraindications to spirometry testing.
• Subjects have the cognitive ability to conduct questionnaires after e valuated by investigators.